Method of protection against attack by mites or insects



Patented Oct. 23, 1928. A 1

. UNITED STATES PATENT OFFICE.

WILLIS EUGENE RAGAN, OF ATLANTA, GEORGIA.

METHOD OF 'IPROTEGTION AGAINST ATTACK BY MITES R INSECTS.

No Drawing. Application filed April 4, 1925. Serial No. 20,859.

This invention is an improvement in a 1. The method of treating a garment for 4. method of protecting persons from attack'by the purpose of protecting a person wearing the red bug or chigger. This mite, technisuch garment against attack by the red bug, cally known as Trombidium holosericeum, inconsisting in powdering a protective garment 5 fests woodlands, and being caught up on the of a person with sulphur, subjecting the powclothing of a person brushing against the dered garment to atemperature of about 125 5t bushes which harbor it,'finds its way to the C. to thereby convert the powder to a thin skin of its host where it causes an itching liquid, allowing such liquid to be absorbed by lesion by burrowing into .the skin. the garment, then cooling the garment to The principal object f the inv ntion is thereby convert the absorbed liquid to a powto afford protection to the person against der. attack by the mite, by impregnating the 2. The method of treating a garment for outer wearing apparel with an insecticide in the purpose of protecting a person wearing powdered form, preferably sulphur. such garmentagainst attack by mites and in- My invention is carried out by sprinkling sects, consisting of powdering a protective sulphur or powder over the outer clothing, garment with sulphur, subjecting such pow- 6G and then subjecting the clothing to a temperdered garment to heat suflicient'to convert the ature of about 125 C. either in a dry oven sulphur powder to a liquid, allowing such having a thermostatic control, or by means of liquid o be absorbed by the garment, then alsteam under pressure. The heat converts the l g the ga ent to C001 and thereby consulphur powder into a thin liquid which is Vert the ZIbSOIbBCl liquid o a powder. absorbed by the fabric of the garment, perme- 3- T e etl d 0f eating afabric to renating the pore th reof, whereupon th rder it obnoxious to mites and insects, consistment is removed from the influence of the ing in powdering the fabric with sulphur,

2 heat. Upon cooling, the absorbed liquid resubjecting the powdered fabric to suflicient verts to a powder, but this powder is more heat to convert the sulphur to a thin liquid finely divided than before and is so immeshed to thereby allow the liquid to permeate the in the pores of the clothing that it will repores of the fabric, and thereafter allowing main indefinitely and not be brushed off by the fabric to cool to thereby convert the iiquid 30 the bushes harboring the red bug, as is the to afine powder.

case if the powder is merely dusted on. 4. The method of treating a garment to I have found that my method is exceedprotect a person wearing the same against ingly eflicacious in preizenting attack by this attack by mites and insects, consisting in immite, and that no uncomfortableor injurious pregnating the pores of the garment with 35 effects are experienced by a person wearing liquid sulphur by subjecting the garment garments thus treated. with sulphur powdered thereon to heat, and

The foregoing description has been given then,converting the liquid sulphur to a powfor purposes of illustration, and no undue der. limitations should be deduced therefrom, but In testimony whereof I hereunto affix my 40 the appended claims should be construed as signature.

broadly as permissible, in view of the prior art.

Having thus described my invention what I claim is \VILLIS EUGENE RAGAN. 

